@misc{ElsasKrahnen2003,
  author    = {Ralf Elsas and Jan Pieter Krahnen},
  title     = {Universal banks and relationships with firms : [Version Mai 2003]},
  booktitle = {Center for Financial Studies (Frankfurt am Main): CFS working paper series ; No. 2003,20},
  number    = {Version Mai 2003},
  institution = {Center for Financial Studies (CFS)},
  series    = {CFS working paper series},
  number    = {2003, 20},
  type      = {workingpaper},
  year        = {2003},
}